//
//  WBNetworkManager+Extension.swift
//  Weibo
//
//  Created by 伏文东 on 2018/1/24.
//  Copyright © 2018年 伏文东. All rights reserved.
//

import UIKit

// MARK:- 封装新浪微博的网络请求方法
extension WBNetworkManager {
    /// 加载微博数组
    ///
    /// - Parameter colpletion: 完成回调（微博数组， 是否成功 ）
    /// - since_id: 返回ID比since_id大的微博（即比since_id时间晚的微博），默认为0
    /// - max_id: 返回ID小于或等于max_id的微博，默认为0
    func statusList(since_id: Int64 = 0, max_id: Int64 = 0,completion: @escaping (_ list: [[String: Any]]?, _ isSuccess: Bool) -> ()) {
        let urlString = "https://api.weibo.com/2/statuses/home_timeline.json"
        
        let params = ["since_id": since_id, "max_id": max_id > 0 ? max_id - 1 : 0]
        
        tokenRequest(URLString: urlString, parameters: params) { (json, isSuccess) in
            guard let json = json as? [String: Any] else {return}
            let result = json["statuses"] as? [[String: Any]]
            completion(result, isSuccess)
        }
    }
    
    /// 返回微博的未读数量
    func unreadCount(completion: @escaping (_ count: Int) -> ())  {
        guard let uid = userAccount.uid else { return }
        let urlString = "https://rm.api.weibo.com/2/remind/unread_count.json"
        let params = ["uid": uid]
        
        tokenRequest(URLString: urlString, parameters: params) { (json, isSuccess) in
            let dict = json as? [String: Any]
            let count = dict?["status"] as? Int
            completion(count ?? 0)
        }
    }
}

extension WBNetworkManager {
        /// 加载当前用户信息 - 用户登录后立即执行
        func loadUserInfo(completion: @escaping (_ dict: [String: AnyObject])->()) {
            
            guard let uid = userAccount.uid else {
                return
            }
            
            let urlString = "https://api.weibo.com/2/users/show.json"
            
            let params = ["uid": uid]
            
            // 发起网络请求
            tokenRequest(URLString: urlString, parameters: params) { (json, isSuccess) in
                // 完成回调
                completion(json as? [String: AnyObject] ?? [:])
            }
        }
}

extension WBNetworkManager {
    /// 加载 Access Token
    ///
    /// - Parameters:
    ///   - code:       授权码
    ///   - completion: 完成回调【是否成功】
    func loadAccessToken(code: String, completion: @escaping(_ isSuccess: Bool) -> ())  {
        let urlString = "https://api.weibo.com/oauth2/access_token"
        let params = ["client_id": WBAppKey,
                      "client_secret": WBAppSecret,
                      "grant_type": "authorization_code",
                      "code": code,
                      "redirect_uri": WBRedirectURL]
        
        request(method: .POST, URLString: urlString, parameters: params) { (json, isSuccess) in
            
            self.userAccount.yy_modelSet(with: (json as? [AnyHashable : Any]) ?? [:] )
            
            self.loadUserInfo(completion: { (dict) in
                
                self.userAccount.yy_modelSet(with: dict)
                
                self.userAccount.saveAccount()
                print(self.userAccount)
                completion(isSuccess)
            })
            
        }
        
    }
}































